VAC (value-added operator, or public data network) is a complete service provider, providing long-distance communication services for customers who need to establish domestic or international private or virtual networks. VAC provides all the data links that customers need, and customers only need to pay a fee.
The multiplayer game server running on Steam and showing that Valve anti-cheating protection is enabled will be absolutely protected by VAC2, while others will not be protected. If users use cheaters or modify original game files, including Chinese patches, when connecting to a server with VAC protection turned on.
VAC system will prohibit users from playing games after connecting to the server with VAC protection turned on. The Valve Anti-Cheating System (VAC) runs on a server with a "safety" shield icon. These servers are genuine servers verified by Steam. In other words, pirated users are not protected by VAC2.
As mentioned earlier, each user has a Steam user name and a relative SteamID. This SteamID is convenient for others to know and identify you. SteamID is independent, it is the only sign. When your SteamID is found cheating by VAC2, this SteamID will be blocked in all future multiplayer games.
Trademark advantage
Since the establishment of the company, "VAC" has invested a lot of manpower, material resources and financial resources to produce more comfortable and convenient vacuum tools every year, and actively introduced high-standard professional production equipment to carry out efficient assembly line operations. Based on the analysis and research on the specialization of artificial substitution engineering, we have experienced numerous product experiments.
VAC has been committed to building high-quality professionals and sincere cooperation teams for many years. Starting from the organizational structure, the company has established a professional and perfect sales management and support team on the basis of the original experienced production system, and carried out six major projects of "talent, management, quality and culture" in depth.